PT-2019-9273 · Yealink · Sip-T41P

Published 2019-05-29 · Updated 2019-05-31 · CVE-2018-16217

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Yeahlink Ultra-elegant IP Phone SIP-T41P version 66.83.0.35

Description The issue concerns the network diagnostic function, specifically the ping functionality, which is vulnerable to command injection. This allows a remote authenticated attacker to execute OS commands or establish a reverse shell.

Recommendations For version 66.83.0.35, consider disabling the network diagnostic function, specifically the ping functionality, until a patch is available to prevent command injection attacks. Restrict access to the device to minimize the risk of exploitation by authenticated attackers.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2018-16217

Affected Products

Sip-T41P

References · 4

• https://osv.dev/vulnerability/CVE-2018-16217 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-16217 · Security Note
• https://sit.fraunhofer.de/de/securitytestlab · Note
• https://sit.fraunhofer.de/fileadmin/dokumente/CVE/Advisory_Yealink_Ultra-elegantIPPhone_SIPT41P.pdf?_=1549375271 · Note